Magnetic Circuit When both the inductance and resistance of a coil are doubled the value of Final steady current is doubled Time constant is halved Initial rate of rise of current is doubled Time constant remains unchanged Final steady current is doubled Time constant is halved Initial rate of rise of current is doubled Time constant remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Permeability in a magnetic circuit corresponds to_________ in an electric circuit. Conductivity Resistivity Resistance Conductance Conductivity Resistivity Resistance Conductance ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Hysteresis loss least depends on Ambient temperature Steinmetz’s coefficient of material Volume of material Frequency Ambient temperature Steinmetz’s coefficient of material Volume of material Frequency ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit Reciprocal of reluctance is Reluctivity Susceptibility Permeance Permeability Reluctivity Susceptibility Permeance Permeability ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit An air gap is usually inserted in magnetic circuits to Increase the flux None of the listed here Prevent saturation Increase m.m.f. Increase the flux None of the listed here Prevent saturation Increase m.m.f. ANSWER DOWNLOAD EXAMIANS APP
Magnetic Circuit The unit of retentivity is Weber/sq. m Weber Ampere turn/meter Ampere turns Weber/sq. m Weber Ampere turn/meter Ampere turns ANSWER DOWNLOAD EXAMIANS APP
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